Pith Number

pith:7YHDSOJ6

pith:2011:7YHDSOJ66W3AKNICPCSM7BQAWZ

not attested not anchored not stored refs pending

Density Evolution Analysis of Node-Based Verification-Based Algorithms in Compressed Sensing

Amir H. Banihashemi, Anoosheh Heidarzadeh, Ioannis Lambadaris, Yaser Eftekhari

arxiv:1102.2928 v2 · 2011-02-14 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YHDSOJ66W3AKNICPCSM7BQAWZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:20:58.789028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe0e39393ef5b605350278a4cf8600b64e40b487a65590529039f4702c0ac847

Aliases

arxiv: 1102.2928 · arxiv_version: 1102.2928v2 · doi: 10.48550/arxiv.1102.2928 · pith_short_12: 7YHDSOJ66W3A · pith_short_16: 7YHDSOJ66W3AKNIC · pith_short_8: 7YHDSOJ6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7YHDSOJ66W3AKNICPCSM7BQAWZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fe0e39393ef5b605350278a4cf8600b64e40b487a65590529039f4702c0ac847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b96815628b25cec0c39d9ab83597cb43b59a70d287d2d3db7326915a37bdd855",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-02-14T23:37:28Z",
    "title_canon_sha256": "67cb000e7f7a0c9fc28a21f0dc086081ccb7c6266979339a639f6b77598469dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2928",
    "kind": "arxiv",
    "version": 2
  }
}